What characteristic sets heterotrophs apart from autotrophs?

Heterotrophs obtain food from consuming other living or once-living things.

Heterotrophs can be classified only as mammals.

Heterotrophs use energy from the sun to make their own food.

Heterotrophs obtain food through the process of photosynthesis.

How can photosynthesis be related to cellular respiration?

What's produced (made) by one is needed (the reactants) for the other

They both produce the same products

They both have the same reactants (need the same things)

These 2 processes have nothing in common

tiny holes in the leaves of a plant that allow gases to enter or leave the plant

a plant part that carries out photosynthesis to make food for the plant

the process in which plants use energy from the sun to make their own food

In which way are photosynthesis and cellular respiration different?

Photosynthesis used carbon dioxide, while cellular respiration produces carbon dioxide.

Cellular respiration stores ATP, while photosynthesis releases ATP.

Cellular respiration produces oxygen, while photosynthesis uses oxygen.

Photosynthesis releases energy, while cellular respiration stores energy.

What is the correct equation for cellular respiration?

6O 2 + C 6 H 12 O 6 -> 6CO 2 + 6H 2 O + Energy

6O 2 + C 6 H 12 O 6 + Energy -> 6CO 2 + 6H 2 O

6CO 2 + 6H 2 O -> 6O 2 + C 6 H 12 O 6 + Energy

6CO 2 + 6H 2 O + Energy -> 6O 2 + C 6 H 12 O 6

Why are most food chains and food webs limited to three to five trophic levels?

There is insufficient energy to support more trophic levels.

Most ecosystems have insufficient space to support the increased number of organisms that more trophic levels would require.

The nutritional quality of existing biomass decreases with increasing trophic level.

The higher the trophic level, the larger the organism; the large the organism, the less likely it will be prey.

How does carbon enter the living portion of an ecosystem?

It is taken in by autotrophs for use in photosynthesis.

It is taken in through plant roots.

Animals breathe it in and make it into biomass.

An ecosystem is a community of organisms interacting with their physical environment. Why are decomposers an important part of ecosystems?

They break down dead organisms to return nutrients to the soil.

They produce their own food for survival.

They play a role in preventing weathering and erosion.

They provide most of the energy to consumers.

How does the carbon in grass become part of a lion?

The carbon ends up in the lion's food chain.

Carbon from grass doesn't end up in a lion.

The lion breathes in carbon given out by the plant

Biology Benchmark 1 Review

Authored by Summer Smith

Biology

9th - 12th Grade

NGSS covered

Used 134+ times

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This quiz focuses on fundamental concepts in biology, specifically photosynthesis, cellular respiration, energy flow, and biogeochemical cycles, making it appropriate for high school students in grades 9-12. The questions comprehensively assess students' understanding of how energy and matter move through living systems, beginning with the molecular processes of photosynthesis and cellular respiration and extending to ecosystem-level concepts like food webs, population dynamics, and nutrient cycling. Students need to understand the chemical equations for both photosynthesis and cellular respiration, distinguish between autotrophs and heterotrophs, analyze population growth patterns including exponential and logistic growth models, and recognize the difference between density-dependent and density-independent limiting factors. The quiz also requires students to interpret graphs showing population dynamics and understand concepts like carrying capacity, trophic levels, and the carbon cycle, demonstrating the interconnected nature of biological processes from the molecular to the ecosystem level. Created by Summer Smith, a Biology teacher in the US who teaches grades 9-12. This comprehensive review quiz serves as an excellent tool for formative assessment, allowing teachers to gauge student understanding before a benchmark exam while identifying specific areas that need reinforcement. The quiz works particularly well as a review session or homework assignment, giving students the opportunity to self-assess their knowledge across multiple units of study. Teachers can use this as a warm-up activity spread across several class periods, focusing on different question clusters, or assign it as independent practice to help students prepare for summative assessments. The variety of question types, from basic recall to application and analysis, makes it valuable for differentiating instruction and supporting students at various levels of mastery. The content aligns with Next Generation Science Standards, particularly HS-LS1-5 (photosynthesis and cellular respiration), HS-LS2-3 (matter and energy transfer in ecosystems), HS-LS2-4 (mathematical models of population dynamics), and HS-LS2-5 (carbon cycling), providing comprehensive coverage of essential life science concepts.

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40 questions

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MULTIPLE CHOICE QUESTION

1 min • 1 pt

The main source of energy for all life comes from ____.

the Earth

the moon

the sun

the food we eat/make

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The reactants of photosynthesis are

sugar and water.

sugar and oxygen.

carbon dioxide and water.

carbon dioxide and oxygen.

Tags

NGSS.MS-LS1-6

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What are the products of photosynthesis?

Carbon dioxide and water

Carbon dioxide and oxygen

Glucose and oxygen

Glucose and water

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Autotroph or heterotroph?

Autotroph

Heterotroph

Tags

NGSS.MS-LS1-6

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Autotroph or heterotroph?

Autotroph

Heterotroph

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following is the correct equation for PHOTOSYNTHESIS?

6CO₂ + 6H₂O --> 6O₂+ C₆H₁₂O₆

6CO₂+ C₆H₁₂O₆ + 6H₂O --> O₂

6O₂ + 6H₂O --> 6CO₂+ C₆H₁₂O₆

C₆H₁₂O₆ + 6O₂ ---> 6H₂O + 6CO₂

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which gas is removed from the atmosphere during photosynthesis?

hydrogen

oxygen

nitrogen

carbon dioxide

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

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Biology Benchmark 1 Review

The main source of energy for all life comes from ____.

The reactants of photosynthesis are

What are the products of photosynthesis?

Autotroph or heterotroph?

Autotroph or heterotroph?

Which of the following is the correct equation for PHOTOSYNTHESIS?

Which gas is removed from the atmosphere during photosynthesis?

What characteristic sets heterotrophs apart from autotrophs?

How can photosynthesis be related to cellular respiration?

Which organisms perform Photosynthesis?

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