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6th Grade Midterm
Chapters 1-3
Question | Answer |
---|---|
What is the chemical process by which a plant produces food? | photosynthesis |
Any growth response of a plant to a condition in its environment is what? | tropism |
The transfer of pollen from the stamen to the pistil is what? | pollination |
The pigment that gives a plant its green color is what? | chlorophyll |
A colorful leaf surrounding certain flowers such as the dogwood and the poinsettia is what ? | bracts |
The pores on the underside of a leaf is what ? | stomata |
The waxy substance that coats the leaf is what ? | cuticle |
The tough, fibrous material used to form the cell walls of plants | cellulose |
"Packages" of chlorophyll found in leaf cells | Chloroplast |
A particularly deep main root | Taproot |
A layer of thick, protective cells at the tip of the root is the | root cap |
Plants store sugar in their roots in the form of? | starch |
An especially large vein running up the middle of many leaves is a | Midrib |
An scientist who studies plants is called a | botanist |
The part of a plant that is under ground | root system |
The main function of this is to absorb water and minerals from the ground? | root |
Spanish moss is a type of __?__. | epiphyte |
The smallest of all green plants are __?__. | algae |
The green plants that have no true leaves, stems, or roots are __?__. | moss |
A plant that does not die after one season of growth but continues to live and grow for many seasons is called a(n) | perinnial |
A plant that lives for two years and then dies is a(n) __?__. | biennial |
Scientists who study trees are called __?__. | dendrologist |
An invertebrate that has an external skeleton, a segmented body, and jointed appendages is a(n) _______________. | arthropods |
The tough material from which the external skeleton is made is called _______________. | chitin |
Most insects undergo a transformation in appearance known as ____________________. | metamorphosis |
The process in which an insect sheds its external skeleton is called _________________. | molting |
An animal that is active at night is called ___________________. | nocturnal |
The tiny hairs on a spider’s body that are very sensitive to vibrations are called __________. | setae |
Scientists who study insects are called __________________________. | entomologists |
The process of arranging animals or other things into groups according to their similarities is called ____________. | classification |
An insect’s ____________________ help it to feel, hear, and taste. | antannae |
The stages of incomplete metamorphosis are egg, _______________, and adult | nymph |
Spiders have _______________ legs. | 8 |
Spiders have two distinct body regions, an abdomen and a ________________. | cephalothorax |
Spiders breathe by means of _________________. | booklungs |
Many young spiders leave the nest by sailing away on silk strands, a practice called __________________. | ballooning |
The spider that weaves a sheet web on a small portion of the ground is the ___________. | platform spider |
The spider that is the largest in the world is the _________________. | tarantula |
The very poisonous spider with a dark violin-shaped mark on its body is the __________. | brown recluse |
The arachnid that has a long tail with a poisonous, needlelike point on the end is called a _________________. | scorpion |
The strength of an earthquake is called its _____________. | magnitude |
_______________ weathering occurs when natural acids slowly eat into a rock, breaking it apart. | chemical |
The temperature of rocks increase or decrease with depth? | increases |
A ___________________is created when trapped gases blast through the earth’s surface. | vent |
A ________________ allows molten rock and hot gases to escape from within the earth. | volcano |
Magma that has reached the earth's surface is called | lava |
Running along the edge of the Pacific Ocean, the _____ is named for its many volcanoes | Ring of Fire |
A depression found at the top of a volcano is called a | crater |
Holes or cracks which serve as escape vents for underground gases are called | fumaroles |
Smaller fragments of molten rock that solidify almost instantly are called | lapilli |
Be able to label the sepals, pistil, stamen, petals, ovule, and ovary | See labels in book |
Which flower family has petals in multiples of 3 and grows from bulbs? | lily |
Which flower family has 5 petals and fruits that grow in pods? | pea |
Which flower family has small flowers and two-part leaves and reproduces without flowers? | grass |
Which flower family has petals in multiples of 5 and includes apples and cherries? | rose |
Which flower family is the largest flowering family and has two types of flowers that make up the "one big flower"? | composite |