Insulin is secreted by the ……………………………. of the pancreas.
- AAlpha cells
- ✓Beta cells
- CDelta cells
- DF cells
Answer: B.
View full solution →157 questions across 14 question groups — pick any mix to generate a Science paper with step-by-step answer keys.
Write the Correct Alternative.
27 Q→02Find the odd one out.
5 Q→03Write the following Statement Is True Or False. & Write True Statement.
23 Q→04Answer the following in one sentece.
10 Q→05Name The Following.
7 Q→06Answer the following questions in detail.
24 Q→07Distinguish Between.
3 Q→08complete the Graph/Table.
1 Q→09Answer the following question.
19 Q→10Read The Folowing Paragraph and answer the questions.
3 Q→11Answer the following question.
16 Q→12Fill In The Blanks.
9 Q→13Match The Columns/pair.
3 Q→14Draw Diagram.
7 Q→One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Answer: B.
View full solution →Answer: C.
View full solution →Answer: C.
View full solution →Answer: B.
View full solution →Answer: C.
View full solution →Reflex action
State the functions of different parts of the brain.
Complete the following table of plant hormones with their functions:
Ovary
The milk was on the stove. Rasika was engrossed in watching television. She smelled something burning. She ran towards the kitchen. The milk was boiling over. She held the vessel with her bare hands but, screaming, she let it go at once. This activity was controlled by ……………….. cells. Special ends of ……………….. in these cells collected the information, from where it was transferred to the ……………….. and then towards the terminal end of the ……………….. The chemicals produced at the terminal end passed through the minute space i.e. ………………. . In this way, ……………….. were conducted in the body and the process of ……………….. was completed by conducting the impulses from ……………….. to ………………
| Column ‘A’ | Column ‘B’ |
| (1) Growth of pollen tube towards ovules | (a) Gravitropic movement |
| (2) Growth of shoot system | (b) Chemotropic movement |
| (3) Growth of root system | (c) Phototropic movement |
| (4) Growth towards the water | (d) Growth-irrelevant movement |
| (e) Hydrotropic movement |
| Column ‘A’ | Column ‘B’ |
| (1) Cerebrum | (a) Control of involuntary activities |
| (2) Cerebelleum | (b) Decision – making, memory and intellectual activities. |
| (3) Medulla oblongata | (c) Centre for coordination of reflex actions |
| (4) Spinal cord | (d) Maintaining body’s balance |
| Column ‘A’ | Column ‘B’ |
| (1) Gibberellins | (a) Enlargement of cells |
| (2) Cytokinins | (b) Helps in stem elogation |
| (3) Abscisic acid | (c) Cell division |
| (4) Auxin | (d) Wilting of leaf |
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