12th Biology
12th Bio Botany one marks – Lesson 1 – Online Test | Asexual and Sexual Reproduction in Plants
Asexual and Sexual Reproduction in Plants - One Marks Online Test
12th Bio Botany one marks – Lesson 1 – Online Test | Asexual and Sexual Reproduction in Plants. Click Here Biology Full Online Test Both Bio Botany and Bio zoology.
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#1. Choose the correct statement from the following
#2. An eminent Indian embryologist is ____________
#3. Identity the correctly matched pair ____________
#4. Pollen tube was discovered by ____________
#5. Size of pollen grain in Myosotis ____________
#6. First cell of male gametophyte in angiosperm is ____________
#7. Arrange the layers of anther wall from locus to periphery
#8. Identify the incorrect pair
#9. Assertion : Sporopollenin preserves pollen in fossil deposits Reason : Sporopollenin is resistant to physical and biological decomposition
#10. Choose the correct statement(s) about tenuinucellate ovule
#11. Which of the following represent megagametophyte
#12. In Haplopappus gracilis, number of chromosomes in cells of nucellus is 4. What will be the chromosome number in Primary endosperm cell?
#13. Transmitting tissue is found in
#14. The scar left by funiculus in the seed is ____________
#15. A Plant called X possesses small flower with reduced perianth and versatile anther. The probable agent for pollination would be ____________
#16. Coelorhiza is found in ____________
#17. Parthenocarpic fruits lack ____________
#18. In majority of plants pollen is liberated at ____________
#19. Which of the following aquatic plant is popularly known as the “Terror of Bengal”?
#20. A typical anther is
