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Living Environment Regents Review Questions 1

Total questions: 21

Worksheet time: 28mins

Name
Class
Date
1.

To capture their prey, spiders have fangs, which pierce the body wall of insects and inject venom. Spider venoms usually contain specific proteins that attack the cell membranes of the prey. The membranes and most of the contents of the insect’s body turn into a liquid that the spider then ingests for food. These specific venom proteins are most likely

a)

ATP molecules

b)

DNA molecules

c)

biological catalysts

d)

regulatory hormones

2.

What direction does a microscope turn the object you are viewing?

a)

Forward

b)

Inside out

c)

Backwards and upside down

d)

Sideways

3.

What is the substance the enzyme works on called?

a)

Substrate

b)

Product

c)

Active Site

d)

Complex

4.

Name the most important inorganic compound to living things…

a)

Carbon Dioxide

b)

Oxygen

c)

Glucose

d)

Water

5.
What happens when enzymes are heated to a high temperature?
a)
The enzymes die.
b)
The shapes of the enzyme are altered or denatured
c)
The enzymes' amino acid sequence changes.
d)
The enzymes remain the same
6.

What is the correct order of organization?

a)

cells->tissue->organs->organ systems-> organism

b)

tissue->cells->organs->organ systems-> organism

c)

organs->organ systems-> organism->cells->tissue

7.

Do all systems work together to keep you in a state of homeostasis?

a)

True

b)

False

c)

Both true and false

d)

Some work together and some do not

8.

What two systems are interacting when your body is digesting food, and spreading nutrients around your body?

a)

Digestion & Circulatory

b)

Respiratory & Digestion

c)

Circulatory & Respiratory

d)

Nervous & Respiratory

9.

What is the process of converting sunlight into chemical energy called?

a)

solarization

b)

light-to-chemical conversion

c)

photosynthesis

d)

sunlightification

10.

How should the control group be treated differently than the experimental group?

a)

The control group gets double the variable.

b)

Both groups should be exactly the same EXCEPT for the variable. The control group doesn’t get the variable.

c)

The control group gets half the variable.

11.

If a segment of DNA is ATCGA what would its complement be?

a)

UAGCU

b)

TAGCT

12.

A small lizard spends the morning hours lying in the sunlight until its body temperature rises. Later on in the day, the lizard rests in a shady area until its body temperature cools. This type of behavior is important to

a)

maintain homeostasis

b)

detect variations

c)

attract mates

d)

obtain nutrients

13.

What term defines a cell without a nucleus?

a)

Dead

b)

Virus

c)

Prokaryote / prokaryotic

d)

Eukaryote /

eukaryotic

14.

What is the total magnifications of a microscope on high power (40x) if the eyepiece is 10x?

a)

40x

b)

400x

c)

4000x

d)

4x

15.

When a cell shrinks in size, what type of solution was added to it?

a)

Salt solution

b)

Tap water

c)

distilled water

d)

iodine solution

16.

In the 1660s, Flemish physician Jan van Helmont grew a small willow tree in a pot of soil. He added only water to the pot. At the end of five years, he found that the tree had gained 75 kilograms, but there was very little change in the mass of the soil. Van Helmont concluded that the plant gained weight directly from the water. We now know that this conclusion is only partially correct because, in addition to water, photosynthesis also requires

a)

oxygen from the atmosphere

b)

carbon dioxide from the atmosphere

c)

proteins from animal prey

d)

carbohydrates from the soil

17.
Cellular respiration takes place in the
a)
nucleus
b)
cytoplasm
c)
ribosomes
d)
mitochondria
18.
molecules small enough to pass through the pores of cell membranes can passively leave the digestive system and enter the blood through what process?
a)
diffusion
b)
active transport
c)
photosynthesis
d)
cellular respiration
19.

What process requires energy?

a)

active transport

b)

osmosis

c)

diffusion

d)

passive transport

20.
DNA and RNA are two types of
a)
proteins
b)
lipids
c)
carbohydrates
d)
nucleic acids
21.

Why are sexually reproducing organisms more likely to survive in a changing environment?

a)

they produce more offspring in each generation

b)

offspring are identical

c)

offspring have more variety