DOWNLOAD MOBILE APPLICATION TO LEARN MORE: MCQ ON ORGANISM AND ENVIRONMENT CLASS 12
DOWNLOAD MOBILE APPLICATION TO LEARN MORE: MCQ ON ORGANISM AND ENVIRONMENT CLASS 12
Table of Contents
MCQ ON ORGANISM AND ENVIRONMENT CLASS 12
1. What is meiocyte?
a. The cell undergoes meiosis
b. The cell undergoes mitosis
c. Both a and b
d. None of the above.
2. Juvenile phase represents the period of ………. .
a. Growth
b. Death
c. Birth
d. None
3. Either male or female reproductive organs are found in the body ………. .
a. Monoecious
b. Dioecious
c. Meiocyte
d. Syngamy
4. Propagules used to raise ………… .
a. growth
b. new plants
c. old plants
d. all the above.
5. All individuals produced are genetically identical ………. .
a. clone
b. off spring
c. fission
d. moneociuos
6. Sexual reproduction involves __________ division.
a. mitotic
b. meiotic
c. meiosis at some stages
d. None of the above.
7. In yeast cell division results in a small cell called …… .
a. off spring
b. bud
c. clone
d. branch
8. Multiple fission occurs in this organism ………….. .
a. Paramecium
b. Plasmodium
c. Amoeba
d. All the above
9. Hydra reproduces asexually by …………. .
a. budding
b. binary fission
c. Multiple fssion
d. Vegetative propagation
10. In this plant, the site of origin of new plants is node.
a. Potato tuber
b. Onion bulb
c. rhizome ginger
d. All the above
ANSWERS:
| 1. a 2. a 3. b 4. b 5. a | 6. c 7. c 8. b 9. a 10. a |