ES1
What is the third planet from the Sun?
Earth
Which gas do plants absorb from the atmosphere during photosynthesis?
carbon dioxide
Which of the following is a renewable energy source?
A. Coal
B. Oil
C. Solar Energy
D. Natural Gas
c. solar system
Which layer of the Earth is composed mostly of molten rock?
mantle
What do we call the layer of gases surrounding the Earth?
Athmosphere
What planet is NOT considered as planet?
pluto
Which cell organelle is known as the “powerhouse” of the cell?
A. Nucleus
B. Ribosome
C. Mitochondrion
D. Chloroplast
c. Mitochondrion
Which process turns liquid water into vapor in the water cycle?
evaporation
Which system of the body controls responses to internal and external stimuli?
nervous system
Which phenomenon causes day and night on Earth?
A. Earth's revolution around the Sun
B. Earth's rotation on its axis
C. Tilt of Earth's axis
D. Movement of tectonic plates
B. Earth's rotation on its axis
Which type of rock is formed from cooled magma or lava?
igneous rock
What is the primary function of roots in plants?
A. Photosynthesis
B. Reproduction
C. Nutrient absorption
D. Seed dispersal
c. Nutrient Absorption
Which planet is known as the "Red Planet"?
Mars
What is the basic unit of life?
cell
Which layer of the atmosphere contains the ozone layer?
A. Troposphere
B. Stratosphere
C. Mesosphere
D. Thermosphere
B. Stratosphere
Which theory explains the movement of continents over geological time?
plate tectonics
Which molecule stores genetic information?
DNA
What is biodiversity?
A. The study of rocks
B. The variety of living organisms in an area
C. The amount of rainfall in a region
D. The life span of organisms
B. The variety of living organisms in an area
Which process involves plants using sunlight to make food?
photosynthesis
What do we call water that falls from clouds as rain, snow, or hail?
precipitation
Which type of boundary is associated with the formation of mountains like the Himalayas?
Convergent Boundary
Which term refers to an organism's ability to maintain internal stability? H_ _ e _ _ t _ _ _ s
Homeostatis
Which cycle describes the movement of carbon among Earth's spheres?
Carbon Cycle
What type of cell division results in four daughter cells, each with half the number of chromosomes?
mitosis
Which event marks the extinction of about 75% of Earth's species 66 million years ago?
A. Permian Extinction
B. Ice Age
C. Cretaceous-Paleogene Extinction
D. Cambrian Explosion
C. Cretaceous-Paleogene Extinction