MCQs ON PRACTICAL SKILLS- CLASS IX BIOLOGY

EXPERIMENT NO.4

AIM: To study  characteristics and identifying features of Spirogyra, agaricus, Moss, Fern, Pinus and an angiospermic plant

1. A specimen is free floating, silky mass of fresh watered organism, identify it.

a. Agaricus

b. spirogyra

c. fern

d. Moss

2. The umbrella like  spherical part of a button mushroom is

a. pileus

b. stipe

c. sporangium

d. spores

3. Spirogyra is an alga because

a. heterotrophic, thalloid plant body growing in water

b. Autotrophic thalloid body, growing in water

c. autotrophic, thalloid and terrestrial organism

d. autotrophic marine plant body

4. Black dot like structures seen in the underside of fern leaflets are

a. spores

b. sporophylls

c. sori

d. seeds

5. A plant has seeds but not fruits. It may belong to

a. pteredophytes

b. angiosperm

c. bryophyta

d. gymnosperm

6. Cells of Spirogyra possess

a. spindle shaped chloroplast

b. collar shaped chloroplast

c. spirally arranged and ribbon like chloroplast

d. star shaped chloroplast

7. Agaricus is a/an

a. non-edible fungus

b. edible alga

c. non edible alga

d. edible fungus

8. Agaricus can be identified by these characteristics

a. it is a circular umbrella-like plant body

b. it grows on humus rich soils, straw and rotten wooden logs

c. non-green saprophytic fungus

d. all of these

9. seeds are naked in

a. gymnosperm

b. angiosperm

c. both (a) and (b)

d. neither (a) nor (b)

Answers : -