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Science MCQ (1 Marks)

Nutrition in Animals · MP Board (MPBSE) STD 7 (Madhya Pradesh - English Medium). 169 questions.

Questions · Page 2 of 4

MCQ (1 Marks)

MCQ 511 Mark
The type of digestion which takes place within the cell is termed as:
  • A
    Extra cellular digestion
  • B
    Intra tissue digestion
  • C
    Inter cellular digestion
  • ✓
    Intracellular digestion
Answer
Correct option: D.
Intracellular digestion
Intracellular digestion
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MCQ 521 Mark
Siphoning is the mode of feeding alone in which type of animal:
  • A
    Humming bird
  • ✓
    Butterfly
  • C
    Ant
  • D
    Housefly
Answer
Correct option: B.
Butterfly
Siphoning is a mode of nutrition in which animal suck the food from substratum. $e.g.$ nectar sucking by butterflies.
Sponging is a mode of nutrition found in houseflies, in which insect secrete saliva over the food and dissolved food is drawn up into the mouth of insect in solution form.
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MCQ 531 Mark
Which is not digested by human?
  • A
    Protein
  • B
    Fats
  • C
    Glucose
  • ✓
    Cellulose
Answer
Correct option: D.
Cellulose
Cellulose is not digested by human because human digestive system not have a system to digest cell is cellulose.
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MCQ 541 Mark
The digestion of starch starts in:
  • ✓
    Mouth
  • B
    Stomach
  • C
    Small intestine
  • D
    None of these
Answer
Correct option: A.
Mouth
The digestion of starch starts in mouth.
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MCQ 551 Mark
In amoeba, ingestion of food takes place with the help of:
  • A
    Tentacles
  • ✓
    Pseudopodia
  • C
    Stomata
  • D
    None of these
Answer
Correct option: B.
Pseudopodia
In amoeba, ingestion of food takes place with the help of pseudopodia
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MCQ 561 Mark
Which of the following is digested in mouth ?
  • A
    Sugar
  • B
    Protein
  • ✓
    Starch
  • D
    All the above
Answer
Correct option: C.
Starch
Starch
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MCQ 571 Mark
Choose the correct order of terms that describe the process of nutrition in ruminants:
  • ✓
    Swallowing $\rightarrow$ partial digestion $\rightarrow$ chewing of cud $\rightarrow$ complete digestion
  • B
    Chewing of cud $\rightarrow$ swallowing $\rightarrow$ partial digestion $\rightarrow$ complete digestion
  • C
    Chewing of cud $\rightarrow$ swallowing $\rightarrow$ mixing with digestive juices $\rightarrow$ digestion
  • D
    Swallowing $\rightarrow$ chewing and mixing $\rightarrow$ partial digestion $\rightarrow$ complete digestion
Answer
Correct option: A.
Swallowing $\rightarrow$ partial digestion $\rightarrow$ chewing of cud $\rightarrow$ complete digestion
The complete process of nutrition in ruminants occurs as: Swallowing $\rightarrow$ partial digestion $($cud$)\rightarrow$ cud brought back to mouth $\rightarrow$ chewing of cud $\rightarrow$ other compartments of stomach $\rightarrow$ small intestine $\rightarrow$ complete digestion.
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MCQ 581 Mark
Saliva breaks down the:
  • A
    Starch into amino acids
  • B
    Proteins into amino acids
  • ✓
    Starch into sugar
  • D
    None of these
Answer
Correct option: C.
Starch into sugar
Saliva breaks down the starch into sugar.
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MCQ 591 Mark
The intestinal juice digests the fats into:
  • A
    Fatty acids
  • B
    Glycerol
  • ✓
    Fatty acid and glycerol
  • D
    Amino acids
Answer
Correct option: C.
Fatty acid and glycerol
The intestinal juice digests the fats into fatty acid and glycerol.
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MCQ 601 Mark
Which of the following pair of teeth differ in structure but are similar in function?
  • A
    Canines and incisors.
  • ✓
    Molars and premolars.
  • C
    Incisors and molars.
  • D
    Premolars and canines.
Answer
Correct option: B.
Molars and premolars.
Molars and premolars perform similar function of chewing and grinding the food. The molars are broader and have different ridge structure than molars. The other types of teeth are:
Inciors, chisel$-$shaped for biting and cutting food.
Canines, large and pointed for piercing and tearing food.
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MCQ 611 Mark
The teeth of first set fall off at the age between:
  • A
    $10 – 20$
  • ✓
    $6 – 8$
  • C
    $9 – 1$
  • D
    $0 – 2$
Answer
Correct option: B.
$6 – 8$
$6 – 8$
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MCQ 621 Mark
Villi are present in the inner walls of:
  • A
    Stomach
  • ✓
    Small intestine
  • C
    Large intestine
  • D
    None of these
Answer
Correct option: B.
Small intestine
Villi are present in the inner walls of small intestine.
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MCQ 631 Mark
The inner walls of the small intestine have millions of small finger like projections called
  • ✓
    Villi.
  • B
    Trachea.
  • C
    Appendix.
  • D
    Oesophagus.
Answer
Correct option: A.
Villi.
Villi.
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MCQ 641 Mark
The finger$-$like outgrowths of Amoeba helps to ingest food. However, the finger-like outgrowths of human intestine helps to:
  • A
    Digest the fatty food substances.
  • B
    Make the food soluble.
  • ✓
    Absorb the digested food.
  • D
    Absorb the undigested food.
Answer
Correct option: C.
Absorb the digested food.
Villi are the finger$-$like outgrowths of inner surface of human intestine. Their role is to increase the surface area for rapid absorption of digested food.
However, in Amoeba, the finger$-$like projections are called pseudopoida that helps it to catch food particles and to move.
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MCQ 651 Mark
The false feet of Amoeba are used for:
  • A
    Movement only
  • B
    Capture of food only
  • ✓
    Capture of food and movement
  • D
    Exchange of gases only
Answer
Correct option: C.
Capture of food and movement
Amoeba uses false feet for capture of food and movement. This is the correct answer.
Pseudopodia are the extensions of their cytoplasm which helps them to capture food and move.
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MCQ 661 Mark
The finger$-$like projection presents on the inner lining of small intestine is called:
  • ✓
    Villi.
  • B
    Stomach.
  • C
    Rumen.
  • D
    Diarrhoea.
Answer
Correct option: A.
Villi.
Villi.
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MCQ 671 Mark
The process of breakdown of food particles into small pieces is called:
  • A
    Mastication
  • ✓
    Digestion
  • C
    Peristalsis
  • D
    Diffusion
Answer
Correct option: B.
Digestion
Digestion
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MCQ 681 Mark
Which of the following are components of food?
  • A
    Elements
  • ✓
    Carbohydrates
  • C
    Oxygen
  • D
    Chitin
Answer
Correct option: B.
Carbohydrates
For humans, components of food include carbohydrates, proteins, good fats and essential sugars.
Water is also one of the essential components of the diet.
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MCQ 691 Mark
Bile is produced in:
  • A
    Gall bladder
  • B
    Blood
  • ✓
    Liver
  • D
    Spleen
Answer
Correct option: C.
Liver
Bile is a fluid that is made and released by the liver and stored in the gallbladder. Bile helps with digestion.
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MCQ 701 Mark
The components of food absorbed in large intestine is:
  • A
    Carbohydrate
  • B
    Protein
  • ✓
    Water
  • D
    Fats
Answer
Correct option: C.
Water
The component of food absorbed in large intestine is water.
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MCQ 711 Mark
Read The Statement Which Is Related To Digestive System And Choose A Word For It: “Transportation Of Absorbed Food Of Different Parts Of Body And Their Utilization”.
  • ✓
    Assimilation.
  • B
    Absorption.
  • C
    Respiration.
  • D
    Digestion.
Answer
Correct option: A.
Assimilation.
Assimilation means utilisation of absorbed food for the purpose of generating energy or obtaining energy through the cells. After you eat, your body breaks down food during digestion, absorbs the nutrients, and distributes them to cells during assimilation. Absorption refers the flow of digested food from the digestive system into the blood system for movement around the body. And assimilation gets the nutrients from your food to your cells where they are.
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MCQ 721 Mark
The movement of food in food pipe is called:
  • A
    Linear movement
  • B
    Rectilinear movement
  • C
    Smooth movement
  • ✓
    Peristaltic movement
Answer
Correct option: D.
Peristaltic movement
Peristaltic movement
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MCQ 731 Mark
The largest gland in the human body is:
  • A
    Oesophagus.
  • B
    Salivary gland.
  • ✓
    Liver.
  • D
    Villi.
Answer
Correct option: C.
Liver.
Liver.
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MCQ 741 Mark
Siphoning is the mode of feeding alone in which type of animal:
  • A
    Humming bird
  • ✓
    Butterfly
  • C
    Ant
  • D
    Housefly
Answer
Correct option: B.
Butterfly
Butterfly
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MCQ 751 Mark
Humans can digest cellulose:
  • A
    Yes
  • ✓
    No
  • C
    Can’t say
  • D
    None of these
Answer
Correct option: B.
No
Humans cannot digest cellulose.
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MCQ 761 Mark
Duodenum, Jejunum, ileum are parts:
  • ✓
    Small Intestine
  • B
    Large Intestine
  • C
    Esophaguss
  • D
    Stomach
Answer
Correct option: A.
Small Intestine
Small Intestine
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MCQ 771 Mark
Tick the correct answer: The plant which traps and feeds on insects is:
  • A
    Cuscuta.
  • B
    China rose.
  • ✓
    Pitcher plant.
  • D
    Rose.
Answer
Correct option: C.
Pitcher plant.
Pitcher plant.
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MCQ 781 Mark
The set of teeth that exists in the mouth during the period from six to eight years of a human being are called.
  • A
    Permanent teeth.
  • B
    Premolar teeth.
  • C
    Molar teeth.
  • ✓
    Milk teeth.
Answer
Correct option: D.
Milk teeth.
Milk teeth.
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MCQ 791 Mark
In Which Of The Statements Is Or Are Incorrect About “Amoeba”?
  • A
    It pushes out finger like pseudopodia which engulf the prey.
  • B
    Lysosome secretes digestive enzymes in the food vacuole.
  • C
    Prey is digested and the undigested material is expelled out by the vacuole.
  • ✓
    None of the above.
Answer
Correct option: D.
None of the above.

All statements are correct about “Amoeba”. Hence, your answer will be option $[D].$

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MCQ 801 Mark
Most Of The Animals Take Food In The Form Of Solids And This Process Of Nutrition Is Called:
  • ✓
    Holozoic nutrition.
  • B
    Parasitic nutrition.
  • C
    Saprozoic nutrition.
  • D
    Symbiotic nutrition.
Answer
Correct option: A.
Holozoic nutrition.
Holozoic nutrition is a method of nutrition that involves the ingestion of liquid or solid organic material, digestion, absorption and assimilation of it to utilize it. It includes taking in the complex substances and converting them into simpler forms. Example, proteins can be broken into amino acids.
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MCQ 811 Mark
The tip or front of tongue taste:
  • A
    Sour.
  • B
    Bitter.
  • ✓
    Salt and sweet.
  • D
    All of these.
Answer
Correct option: C.
Salt and sweet.
Salt and sweet.
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MCQ 821 Mark
Which of the following do not have teeth:
  • A
    Rats.
  • ✓
    Birds.
  • C
    Snakes.
  • D
    Elephants.
Answer
Correct option: B.
Birds.
Birds.
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MCQ 831 Mark
Which teeth in the mouth are used for cutting and tearing ?
  • A
    Molar
  • B
    Incisors
  • C
    Premolar
  • ✓
    Canine
Answer
Correct option: D.
Canine
Canine are used for cutting and tearing.
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MCQ 841 Mark
Grass is rich in $.........$ a special kind of carbohydrate which can only be digested by ruminants.
  • A
    Glucose.
  • ✓
    Cellulose.
  • C
    Sucrose.
  • D
    Fructose.
Answer
Correct option: B.
Cellulose.
Cellulose.
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MCQ 851 Mark
The enzymes present in the saliva convert:
  • A
    Fats into fatty acids and glycerol.
  • ✓
    Starch into simple sugars.
  • C
    Proteins into amino acids.
  • D
    Complex sugars into simple sugars.
Answer
Correct option: B.
Starch into simple sugars.
The salivary gland present in mouth secretes saliva. It contains the enzyme amylase $($ptyalin$)$ that breaks down into simple sugars. Only about $30\%$ starch digestion takes place in the mouth.
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MCQ 861 Mark
are complex substances ?
  • ✓
    Carbohydrates
  • B
    Proteins
  • C
    Both
  • D
    None of these
Answer
Correct option: A.
Carbohydrates
Carbohydrates
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MCQ 871 Mark
The pancreatic juice acts on:
  • A
    Carbohydrates.
  • B
    Fats.
  • C
    Proteins.
  • ✓
    All of the above.
Answer
Correct option: D.
All of the above.
All of the above.
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MCQ 881 Mark
The process through which undigested food is expelled out of the body is called:
  • A
    Digestion
  • B
    Absorption
  • C
    Assimilation
  • ✓
    Egestion
Answer
Correct option: D.
Egestion
This leaves semi$-$solid waste material called faeces. The faeces are stored in the rectum, the last part of the large intestine. Egestion happens when these faeces pass out of the body through the anus.
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MCQ 891 Mark
Bile juice is secreted by which part of digestive system:
  • A
    Small Intestine
  • ✓
    Liver
  • C
    Pituitary gland
  • D
    Digestive gland
Answer
Correct option: B.
Liver
Liver
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MCQ 901 Mark
In Which Of The Statements Is Or Are Incorrect, About Eating Habits Of Animals?
  • ✓
    Animals that obtain their food by killing other animals, called scavengers.
  • B
    Organisms that obtain their food from other animals either by living inside or outside their body, called parasite.
  • C
    Animals that consume plants as well as other animals as their food, called omnivorous.
  • D
    Animals that obtain their food only from plants, called herbivorous.
Answer
Correct option: A.
Animals that obtain their food by killing other animals, called scavengers.
Animals that obtain their food by killing other animals, called carnivorous and animals which feed on the remains of dead animals preyed by predators, called scavengers.
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MCQ 911 Mark
Paheli wants to know the name of the organ that releases digestive juice into the small intestine?
  • A
    Liver
  • B
    Stomach
  • ✓
    Pancreas
  • D
    Gall bladder
Answer
Correct option: C.
Pancreas
The pancreas is a large cream coloured gland located just below the stomach. It is connected to small intestine. Pancreatic enzymes break down food in the small intestine.
When food enters the duodenum, it is deluged with pancreatic juice, which is defined as an alkaline secretion of the pancreas containing enzymes that aid in the digestion of proteins, carbohydrates and fats. As: Pancreatic proteases $($such as trypsin and chymotrypsin$),$ which help to digest proteins.
Pancreatic amylase, which helps to digest sugars $($carbohydrates$).$ Pancreatic lipase, which helps to digest fat.
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MCQ 921 Mark
Mode of nutrition in animal is:
  • A
    Saprophytic
  • ✓
    Heterotrophic
  • C
    Omnivores
  • D
    Autotrophic
Answer
Correct option: B.
Heterotrophic
Heterotrophic
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MCQ 931 Mark
Which Of The Following Pair Of Teeth Differ In Structure But Are Similar In Functions?
  • A
    Canines and incisors
  • ✓
    Molars and premolars
  • C
    Incisors and molars
  • D
    Premolars and canines
Answer
Correct option: B.
Molars and premolars
Molars and premolars perform similar function of chewing and grinding the food. The molars are broader and have different ridge structure than molars. The other types of teeth are: $(a )$ Incisors, chisel$-$shaped for biting and cutting food. $(b)$ Canines, large and pointed for piercing and tearing food.
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MCQ 941 Mark
Read The Following Sentences And Choose Which Of The Statement Is Or Are Incorrect?
  • A
    The liver is situated in the upper part of the abdomen on the left side.
  • B
    The stomach is situated in the middle part of the abdomen on the right side.
  • C
    The pancreas is a cream coloured gland located just below the liver.
  • ✓
    All the above.
Answer
Correct option: D.
All the above.
The liver is situated in the upper part of the abdomen on the “right side”. The stomach is situated in the middle part of the abdomen on the “left side”. The pancreas is a cream coloured gland located just below the “stomach”.
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MCQ 951 Mark
Plenty of boiled water mixed with a pinch of salt and sugar dissolved in it is called.
  • A
    An Acid.
  • B
    A base.
  • C
    An indicator.
  • ✓
    Oral Rehydration solution.
Answer
Correct option: D.
Oral Rehydration solution.
Oral Rehydration solution.
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MCQ 961 Mark
The absorption of nutrients or food components in its simpler form takes place in:
  • ✓
    Blood vessels of small intestine wall.
  • B
    Large intestine wall.
  • C
    Gall bladder.
  • D
    Liver.
Answer
Correct option: A.
Blood vessels of small intestine wall.
Blood vessels of small intestine wall.
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MCQ 971 Mark
The breakdown of complex components of food into simpler substances is called?
  • A
    Nutrition
  • ✓
    Digestion
  • C
     PseudopodiaB
  • D
     Food vacuole
Answer
Correct option: B.
Digestion
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MCQ 981 Mark
Grass eating animals quickly swallow the grass and store it in a part of stomach called:
  • A
    Gall bladder
  • ✓
    Rumen
  • C
    Lower stomach
  • D
    None of these
Answer
Correct option: B.
Rumen
Grass eating animals quickly swallow the grass and store it in a part of stomach called rumen.
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MCQ 991 Mark
Wisdom tooth appears at _____ age:
  • ✓
    $17-20$
  • B
    $50-60$
  • C
    $30-33$
  • D
    $25-30$
Answer
Correct option: A.
$17-20$

The last molars on each side of the tooth are called wisdom teeth. These appear at $17-20$ age.

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MCQ 1001 Mark
Read The Following Sentences Carefully And Choose Which Of The Statements Is Or Are Incorrect?
  • ✓
    The digestion of food starts in stomach and the digestion is complete in large intestine.
  • B
    The stomach is widest part of alimentary canal.
  • C
    The $HCL$ kills many bacteria and makes the medium in the stomach acidic and help in digest.
  • D
    When we swallow food, the epiglottis flattens backward to cover the entrance to our larynx and prevent food from entering the lungs and windpipe.
Answer
Correct option: A.
The digestion of food starts in stomach and the digestion is complete in large intestine.

The digestion of food starts in mouth and the digestion is completed in small intestine and the rest options are correct.

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