Plant structure and Function

In the diagram below, number 1 represents__________, since it shows an attraction between water and another____________.

• A. adhesion, substance

• B. adhesion, water

• C. cohesion, substance

• D. cohesion, water

Complete the table below to identify the type of tissue of each labeled part in both diagrams.

A-................................

B-.................................

C-.................................

D-.................................

The three diagrams below show types of positive tropisms in plants. Complete the table that follows by writing the types of these positive tropisms in the parts indicated by the black arrows.

1-...................................................

2...................................................

3-...................................................

Which of the following is the type of bond between water molecules and is labeled with number 1 in the diagram below?

• A. Covalent bond

• B. Hydrogen bond

• C. Ionic bond

• D. Metallic bond

Leaves of desert plants are adapted to preserve water with minimum water loss. Which of the following is a correct prediction of the kind of adaptation that leaves of desert plants have?

• A. High number of stomata

• B. High photosynthesis rate during mid-day

• C. Having a waxy coating and prickly spines

• D. Wider with high surface area

The hairlike projections in the image below are called__________ and they can help the plant in____________.

• A. hair cells, absorb water

• B. hair cells, protection

• C. trichomes, absorb water

• D. trichomes, protection

Which of the following is correct about stomata?

• A. They are adaptations of the vascular tissue

• B. They found only in small plants

• C. They have guard cells that can control their openings

• D. They help in water absorption in the roots

Based on the diagram below, which letter most likely represents a parenchymal cell?

• A. P

• B. Q

• C. R

• D. S

The diagram below shows a___________, which is a type of_________ tissues.

• A. phloem ground

• B. phloem vascular

• C. xylem ground

• D. xylem vascular

Which of the following are correct about annual rings formed in stems of woody plants? select all that suitable.

• I. New vascular tissues are formed to increase the length of the stem

• II. They are formed every year

• III. They help in increasing the amount of material transported within the plant