Important General Biology MCQs - 8

Important General Biology MCQs - 8

1. Bamboo is a
(a) Herb
(b) Grass ✓
(c) Shrub
(d) Tree

2. Cork cells are impervious to water because of the presence of
(a) Cellulose
(b) Cutin
(c) Lignin
(d) Suberin ✓

3. Fern belongs to
(a) Bryophyta
(b) Pterophyta ✓
(c) Anthophyta
(d) None of these

4. In which section of the plant does photosynthesis take place?
(a) Roots
(b) Stem
(c) Leaves ✓
(d) Flowers

5. Photosynthesis takes place faster in
(a) Yellow light
(b) White light
(c) Red light ✓
(d) Darkness

6. Age of a tree can be determined by
(a) Counting the number of rings in the stem ✓
(b) Counting the number of leaves
(c) Counting the number of branches
(d) Measuring the size of the tree

7. Protein which acts as hormone is?
(a) Casein
(b) Oxytocin ✓
(c) Trypsin
(d) Keratin

8. During the day time plants
(a) Take in oxygen and give out carbon dioxide
(b) Take In carbon dioxide and give out oxygen ✓
(c) Take in nitrogen and give out oxygen
(d) Take in carbon dioxide and give out nitrogen

9. Plants receive their nutrients mainly from
(a) Chlorophyll
(b) Atmosphere
(c) Light
(d) Soil ✓

10. Potato is a modified form of
(a) Root
(b) Stem ✓
(c) Fruit
(d) Leaf

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