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20 Cards in this Set
- Front
- Back
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1) During _____, the sperm cell of the male animal unites with the egg cell of the female animal.
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1) fertilization
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2) The process by which animals reproduce themselves is called ___.
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2) reproduction
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3) The process of keeping the eggs warm until they hatch is called _____.
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3) Incubation
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4) The changes that animals undergo from the time they are laid as eggs to the time they become adult animals is called ___.
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4) Life cycle
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5) The butterfly undergoes several changes before it becomes an adult butterfly. What are the stages in the life cycle of a butterfly?
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5) eggs, larva(caterpillar), pupa, young adult, adult
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6) How long does it take for the pupa to become a butterfly?
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6) 1 week
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7) Which of these animals undergo three stages of development?
a) butterfly b) cockroach c) mosquito d) frog |
7) b. cockroach
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8) Which of these animals undergo four stages of development?
a) fly b) butterfly c) grasshopper d) cockroach |
8) a. fly
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9) Where do most caterpillar live?
a) wet grassy land b) pile of garbage c) under the ground d) leaves of plants |
9) d. leaves of plants
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10) A fully grown caterpillar undergoes a transformation into the pupa or ___ stage.
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10) chrysalis
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11) The caterpillar hangs head down from a stem by means of a small button of silk it spins. The larva is now ready for what stage that will transform it into a pupa?
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11) Molt stage
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12) How many days does the molt stage last?
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12) five or six days
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13) Group of cells performing a specific task.
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13) Tissues
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14) Cluster of different tissues joined together into larger structure called ___.
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14) Organs
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15) Tissues and organs work as a ____.
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15) system
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16) Organ system that provides our body with the framework which allows us to stand and move around.
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16) The Skeletal System
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17) The separate bones of the skeleton are connected by hinge-like structures called ____.
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17) joints
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18) How many bones does an average human skeleton has?
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18) 206 bones
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19) How many bones are there in each arm? in each leg? in the skull? in the spine? in the chest?
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19) 32, 31, 29, 26, 25
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20) A soft core found inside the bones that manufactures blood cells.
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20) marrow
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