Download App

PART - 1 - Unit I : CH - 2 Biological Classification — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYPART - 1 - Unit I : CH - 2 Biological Classification2 Marks
Question
Give four differentiating characteristics of algae.
✓

Answer

1. Presence of chlorophyll and they are autotrophic
2. Plant body thallus like and sexual organs are unicellular or multicellular.
3. The cell wall is made of cellulose.
4. They are usually found in habitats with water or moisture. Example: Members of Chlorophyceae, Phypophyceae, Chrysophyceae etc

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "2 Marks Questions" from PART - 1 - Unit I : CH - 2 Biological Classification→PART - 1 - Unit I : CH - 2 Biological Classification — all question types→BIOLOGY STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

How do fight or flight hormones prepare our body to fight emergency?
→
How is a pinnately compound leaf different from a palmately compound leaf?
→
Stratified epithelial cells have limited role in secretion. Justify their role in our skin.
→
Point out a non-parasite:
  1. Tapeworm.
  2. Mosquito.
  3. Leech.
  4. Sea anemone.
→
Explain briefly the following terms with suitable examples:-
isogamy
→
Which of the following is not found in birds?
  1. Hindlimb.
  2. Pectoral girdle.
  3. Pelvic girdle.
  4. Forelimb.
→
ATPase enzyme consists of two parts. What are those parts? How are they arranged in the thylakoid membrane.
→
Which plant hormone can transform genetically dwarf plants into tall plants? State the mechanism involved with suitable example.
→
In which of the following organisms sexes are not separate?
  1. Ascaris.
  2. Cockroach.
  3. Pheretima.
  4. Pila.
→
The clam nervous system is composed of:
  1. Labial palps.
  2. One pair of ganglia.
  3. Two pairs of ganglia.
  4. Three pairs of ganglia.
→