Test 1

Question 1

Plants are different from most animals in that ____.

Answer 1

D. All of the above.

Question 2

Plants are different from most animals in that __

Answer 2

A. They have cell walls.

Question 3

Atoms in most compounds like water and glucose share electrons in a _____ bond.

Answer 3

D. Covalent

Question 4

The most common elements in plants are carbon, hydrogen, and oxygen. These atoms are taken up by the plants as _____.

Answer 4

A. Carbon Dioxide and Water

Question 5

The four major food groups of organic (carbon containing) compounds found in plants are:

Answer 5

A. Carbohydrates, proteins, lipids, and nucleic Acids

Question 6

Starch and _____ are both polymers of glucose

Answer 6

A. Cellulose

Question 7

Cell membranes are made mainly of

Answer 7

D. Phospholipids

Question 8

Chromosomes consist of protein and

Answer 8

C, DNA

Question 9

After undergoing cell division by the process of mitosis with 40 chromosomes would produce

Answer 9

C. 2 cells with 40 chromosomes in each

Question 10

The two organelles involved in energy use and production in cells are the

Answer 10

D. Mitochondria and Chloroplasts

Question 11

Tip or apical meristems

Answer 11

C. Are found in both shoots and roots.

Question 12

Plants consist of three organs

Answer 12

B.. Stem, Leaf, and root

Question 13

After a cell leaves a meristem it undergoes ____ to become mature and functional

Answer 13

D. Differentiation

Question 14

The vascular tissues (xylem and phloem) of plants

Answer 14

A. Is found in all three organs

Question 15

The ____on the surface of leaves and stems reduces water loss.

Answer 15

D. Cuticle

Question 16

Small pores in leaves called ___ allow plants to take up carbon dioxide for photosynthesis

Answer 16

D.Stomates

Question 17

The vascular cambium

Answer 17

A. Adds both xylem and phloem to woody stems and roots.

Question 18

We eat plants to get nutrition from the food reserves they have stored in their

Answer 18

D. Leaves, stems, or roots

Question 19

Evaporation of water form leaves creates ___ in the xylem cells that helps to pull water up through the plant.

Answer 19

A. Tension (negative pressure)

Question 20

The ___ conducts water and mineral nutrients

Answer 20

D. Xylem

Question 21

The phloem___

Answer 21

B. Transports sugars from sources to sink

Question 22

Energy for immediate use in the cells is in the form of

Answer 22

A. ATP

Question 23

Energy is neither lost nor gained in photosynthesis but changes form from light to

Answer 23

A. Chemical

Question 24

The Carbon Atoms in sugar produced in photosynthesis come from

Answer 24

B. Carbon Dioxide

Question 25

Sugars are oxidized (broken down) all the way to ____ in cellular respiration releasing energy

Answer 25

A. Carbon Dioxide

Question 26

Mitochondria

Answer 26

D, Make ATP and require oxygen

Question 27

The four parts of the typical flower are:

Answer 27

B. Sepal, petal, stamen, pistil

Question 28

The gametes or sex cells of a flowering plant are

Answer 28

A. Egg and Sperm

Question 29

A pollen grain

Answer 29

A. Is haploid and contains two sperm cells.

Question 30

The ovule matures into a _____ after fertilization

Answer 30

A. Seed

Question 31

The _____ is part of the pistil and is where pollen is collected.

Answer 31

B. Stigma

Question 32

Double fertilization in flowering plants produces

Answer 32

D One embryo and the endosperm

Question 33

Meiosis of one diploid cells, produces

Answer 33

A Four haploid Cells.

Question 34

Vegetative or asexual reproduction results in genetically identical progeny or

Answer 34

D. Clones

Question 35

In some fruits like ____ the part that we eat is not just the mature ovary but other tissues like stem, petals or sepals.

Answer 35

B. Apple

Question 36

The ovary matures into a ____ after fertilization

Answer 36

D. Fruit

Question 37

The pericarp is

Answer 37

B. The mature ovary wall in a fruit

Question 38

A ____ is a single seeded dry indehiscent fruit in which the seed coat is fused to the fruit wall

Answer 38

D. Grain

Question 39

Edible Fruits

Answer 39

D. May be dry or fleshy

Question 40

An aggregate fruit

Answer 40

D. Forms from one flower with many pistils

Question 41

Some seeds have a food storage tissue around the embryo called the

Answer 41

C. Endosperm

Question 42

In order to germinate seeds may require

Answer 42

D. All of the above

Question 43

Gregor Mendel published his paper on pea genetics in

Answer 43

c. 1866

Question 44

Because peas are self-pollinating, Mendel removed the _____ so he could control the parental types in his breeding experiments.

Answer 44

A. Stamen

Question 45

Before he began his experiments, Mendel bred or acquired line of peas that were ____ and therefore “True breeding” for a trait like flower color.

Answer 45

D. Homozygous

Question 46

The physical expression of the genetic makeup of an organism ( like white flowers or blue eyes) is called its

Answer 46

C. Phenotype

Question 47

Alleles are

Answer 47

B. Different version of a gene found on homologous chromosomes

Question 48

Recessive traits

Answer 48

A. Are expressed in the homozygous condition.

Question 49

In a cross between a homozygous tall ( dominant) plant and a homozygous dwarf recessive plant, the [phenotype of the offspring would be

Answer 49

C. All tall

Question 50

In garden peas, smooth (S) is dominant and wrinkled (s) is recessive. In a cross between the two heterozygous smooth (Ss) parents, what would be the phenotype of the offspring

Answer 50

c. 3 smooth: 1 wrinkled.