Subjects

Subjects

Plant Biology

1. Which of the following statement is incorrect about Molluscans?

They are surrounded by single or double pieces of the hard skeleton.

Their shell grows as the animal grows.

They have a hydrostatic skeleton.

They move by tube feet

2. Cooley’s anemia is another name used for

Leukemia

Thalassemia

Sickle cell anemia

None of these

3. ABA Contains

One asymmetric and Two Symmetric Carbon atoms

One Symmetric and Two asymmetric Carbon atoms

One asymmetric Carbon atom

One Symmetric Carbon atom

4. Vessels are Found in

Most of the angiosperms and Few Gymnosperms

All angiosperms and some Gymnosperms

All angiosperms, All Gymnosperms and some Pteridophytes

All Pteridophytes

5. Roots of a plant show

Positive phototropism and negative geotropism.

Negative phototropism and positive geotropism.

Negative tactic movement and positive tropic movement.

Positive geotropism of stem and roots

6. In Tissue Culture System, this is the Main Effect of Cytokines

Shoot Elongation

Adventitious Root formation

Induction of somatic Embryos

Adventitious Shoot formation

7. The Reason Why Funaria is a Bryophyte is

It is Vascular

Absence of Stems and Roots

The Sporophyte is attached to the Gametophyte

All of these

8. Which of the following are proteins in nature?

Antibodies.

Interferons

Antitoxins

All of these

9. Commonly in other plants than tall ones the speed of upward movement of water is

8 mh-1

1 mh-1

7 mh-1

4 mh-1

10. There are _______ types of nutrients needed by plants besides light to carry out photosynthesis

Two

Three

Four

Five

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