Dinesh Biology Class 12. We covered all the Dinesh Biology Class 12 MCQs in this post for free so that you can practice well for the exam.
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Dinesh Biology Class 12 Objective for Students
Which of the following underground-produced vegetables is a modified root?
(a) Potato
(b) Sweet Potato
(c) Bandda
(d) Jimikand
Option b – Sweet Potato
The chicory powder which is mixed with coffee powder is obtained from which of the following part of the plant?
(a) Stem
(b) Fruit
(c) Flower
(d) Root
Option d – Root
The branch of botany dealing with the study of external forms and features of plants is:
(a) Cytology
(b) Morphology
(c) Taxonomy
(d) Anatomy
Option b – Morphology
On the basis of lifespan, angiosperms are divided into:
(a) Monocarpic and polycarpic plants
(b) Climbers, trailers, and creepers
(c) Annuals, biennials, and perennials
(d) Herbs, shrubs, and trees
Option c – Annuals, biennials, and perennials
Which one of the following is not an annual?
(a) Sunflower
(b) Pea
(c) Paddy
(d) Apple
Option d – Apple
Zingiber officinale is an example of:
(a) Perennial plant
(b) Herb
(c) Shrub
(d) Biennial
Option b – Herb
Which of the following is/are the main absorbing organ/organs of plants?
(a) Root only
(b) Leaf only
(c) Root and leaf
(d) Root, leaf, and bark
Option a – Root only
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