2nd PUC Biology Model Question Paper. We covered all the 2nd PUC Biology Model Question Paper MCQs in this post for free so that you can practice well for the exam.
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2nd PUC Biology Model Objective Question Paper for Students
In angiosperms, seeds are enclosed by:
(a) Flowers
(b) Fruits
(c) Ovule
(d) Perianth
Option b – Fruits
Angiosperms differ from gymnosperms in having:
(a) Fruits
(b) Cotyledons
(c) Tracheids
(d) Broad leaves
Option a – Fruits
The smallest flowering plant is:
(a) Ginkgo
(b) Wolffia
(c) Tulip
(d) Sweet bay
Option b – Wolffia
The tallest flowering tree species is:
(a) Pinus
(b) Cedrus
(c) Sequoia
(d) Eucalyptus
Option d – Eucalyptus
Conifers are adapted to tolerate extreme environmental conditions because of:
(a) Broad hardy leaves
(b) Superficial stomata
(c) Thick cuticle
(d) The presence of vessels
Option c – Thick cuticle
Angiosperms are also called:
(a) Seedless plants
(b) Fruitless plants
(c) Flowering plants
(d) All of the above
Option c – Flowering plants
In angiosperms, the pollen grains and ovules are produced in a special structure called:
(a) Fruit
(b) Seed
(c) Flower
(d) Lamina
Option c – Flower
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