Tag: root, stem, and leaves

Questions Related to root, stem, and leaves

Ginger is

biology types and parts of plants leaves root, stem, and leaves basics of roots and stem

  1. Stem

  2. Root

  3. Fruit

  4. Bulb

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Correct Option: A

Hardest leaves are found in?

evs roots and leaves leaves root, stem, and leaves basics of roots and stem plant adaptation and modification

  1. Victoria regia

  2. Rafflesia

  3. Raphia vinifera

  4. Metasequoia

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Correct Option: A

The primary function of leaf is ________.

evs roots and leaves leaves root, stem, and leaves basics of roots and stem plant adaptation and modification

  1. Growth

  2. Reproduction

  3. Photosynthesis

  4. Protection

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Correct Option: C
Explanation:

Leaves are those parts of plants that perform the primary function of photosynthesis and transpiration. Growth, Reproduction and Protection are it's secondary or modified functions.

So, the correct option is 'Photosynthesis'.

The petiole is also known as _________.

evs roots and leaves leaves root, stem, and leaves basics of roots and stem plant adaptation and modification

  1. Peduncle

  2. Hypopodium

  3. Mesopodium

  4. Epipodium

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Correct Option: C
Explanation:
The petiole also called the mesopodium is a cylindrical or sub-cylindrical smooth or grooved stalk of the leaf which lifts the lamina above the level of the stem. 
So, the correct option is 'Mesopodium'.

________ is taken as leaf cutting in Peperomia.

evs roots and leaves leaves root, stem, and leaves basics of roots and stem plant adaptation and modification

  1. Only Leaf petiole

  2. Part of the leaf

  3. Entire leaf including petiole

  4. Leaf blade

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Correct Option: C

Which of the following are called food factories of the plants?

evs roots and leaves leaves root, stem, and leaves basics of roots and stem plant adaptation and modification

  1. Leaves

  2. Stem

  3. Roots

  4. Flowers

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Correct Option: A
Explanation:
The part of the plant which produces food is a leaf. Leaves prepare food in presence of sunlight by a process called photosynthesis. In this process, food is produced by utilizing water and carbon dioxide in the presence of sunlight. Therefore, leaves are called food factories of the plants.
So, the answer is A.

Match the column I with column II and select correct option.

Column-I Column-II
(a) Pedicel i Reduced leaf
(b) Peduncle ii Stalk of the flower
(c) Bract iii Stalk of the leaf
(d) Petiole iv Inflorescence axis
evs roots and leaves leaves root, stem, and leaves basics of roots and stem plant adaptation and modification

  1. a-ii, b-iv, c-i, d-iii

  2. a-iii, b-iv, c-i, d-ii

  3. a-i, b-iii, c-iv, d-ii

  4. a-iv, b-i, c-ii, d-iii

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Correct Option: A

Which of the following part of the plant performs photosynthesis?

evs roots and leaves leaves root, stem, and leaves basics of roots and stem plant adaptation and modification

  1. Leaves

  2. Stem

  3. Roots

  4. Root nodules

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Correct Option: A
Explanation:

The plant is morphologically divided into roots, stem and leaves.

  1. Root that forms from the radicle of the embryo and is positively geotropic helps in the absorption of water and mineral from the soil.
  2. The stem that forms from the plumule of the embryo and holds various different part of the plant is positively phototrophic and provide mechanical support to stem.
  3. Leaves that originate from the stem and have a green coloured pigment called chlorophyll is the kitchen of plant and helps to convert the inorganic substance into organic substance.
  4. Root nodules are present in legume plants for the nitrogen fixation.
So, the correct answer is 'Leaves'.

Epiphyllous buds develop from

evs roots and leaves leaves root, stem, and leaves basics of roots and stem plant adaptation and modification

  1. Leaf surface

  2. Leaf axil

  3. Leaf base

  4. Stipule

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Correct Option: A

Which part of the leaf is useful for exchanging gases between the plant and the atmosphere?

evs roots and leaves leaves root, stem, and leaves basics of roots and stem plant adaptation and modification

  1. Midrib

  2. Stomata

  3. Veins

  4. Petiole

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Correct Option: B
Explanation:

A)The midrib is the large strong the central vein in the middle of the leaf.
B)Stomata are the part of leaf present on the epidermis and help in the gaseous change.
C)Veins are the vascular tissue of leaf located at the mesophyll part.
D)The petiole is the part of a leaf that joins the lamina to the base.
So the correct option is 'Stomata'