PreTest Botany

The following features are found only in the plant cell

• Lysosome

• Cell wall

• Chloroplast

• Central vacuole

Which of the following organelles is responsible for photosynthesis in plant cells?

• a) Mitochondria

• b) Ribosomes

• c) Chloroplasts

• d) Nucleus

What type of plant tissue is responsible for transporting water and nutrients from the roots to the leaves?

• a) Phloem

• b) Xylem

• c) Cambium

• d) Parenchyma

In which part of the flower are pollen grains produced?

• a) Pistil

• b) Stamen

• c) Sepal

• d) Petal

Which of the following is NOT a characteristic of monocots?

• a) Parallel leaf venation

• b) Fibrous root system

• c) Vascular bundles in a ring

• d) Flower parts in multiples of three

Which of the following adaptations is typical of plants in arid (dry) environments?

• a) Broad leaves

• b) Shallow roots

• c) Thick cuticle

• d) Large stomata

Which of the following best describes the role of plants in an ecosystem?

• a) Consumers

• b) Producers

• c) Decomposers

• d) Parasites

The process by which water moves up through a plant from roots to leaves is known as:

• a) Transpiration

• b) Translocation

• c) Photosynthesis

• d) Respiration

Which of the following is true about angiosperms?

• a) They produce cones instead of flowers

• b) Their seeds are enclosed within a fruit

• c) They lack vascular tissues

• d) They reproduce only asexually

The primary pigment involved in photosynthesis is:

• a) Carotene

• b) Xanthophyll

• c) Chlorophyll

• d) Anthocyanin