Botany🌿

MULTIPLE CHOICE QUESTIONS

Which part of a plant is responsible for absorbing water and minerals from the soil?

Roots

Which of the following plants has a Taproot system?

Mango

Why is a POTATO classified as an underground stem and NOT a root?

It has eyes/nodes and buds

What is the main function of the Xylem tubes inside the stem?

Transport water and minerals from roots to leaves

Leaves are usually green because they contain a substance called ________, which traps sunlight energy.

Chlorophyll

Which of these is NOT NEEDED for the process of Photosynthesis?

Oxygen

Where are the Stomata (tiny pores) mostly found on a leaf?

Lower surface

What is Transpiration?

Loss of excess water from leaves as water vapor

In a flower, which part is the MALE reproductive part?

Stamen

What is the function of the Stigma in a flower?

Catch and hold pollen grains

Brightly colored petals and sweet scents mainly help in:

Attracting insects for pollination

What is the correct order of events in plant reproduction?

Pollination → Fertilization → Seed formation

After fertilization, the OVARY of a flower develops into a ________.

Fruit

A flower is small, dull in color, and produces a huge amount of light, dusty pollen. How is it pollinated?

By wind

Why do seeds need to be dispersed away from the parent plant?

To avoid competition for space, light, and nutrients. To find more sunlight and water

The fruit of a COCONUT has a fibrous, waterproof covering and can float. By which method is it dispersed?

Water

Which type of plant has a hard, woody trunk, branches high up, and lives for many years?

Tree

A plant with a soft, weak stem that needs support to climb upwards is called a ________.

Climber / Vine

Which of the following is a NON-FLOWERING plant that reproduces using spores?

Fern

Cactus plants are found in deserts. They have spines instead of leaves. What is the main purpose of this adaptation?

To reduce loss of water